信件: letter; mail; missive的: 4次方是 The fourth power of 2 i ...秤: balance; steelyard携带文件的信件: file attach信件的复写副本: blind carbon处理无法投递信件的部门: blind department存置公文信件的篮框: filing basket商业信件的三个部分: three parts of a business letter事务信件的撰写技巧: b. business letters for arts students: objectives and techniques用于正式信件的开头: used at the beginning of a formal letter信件: letter; mail; missive 打印信件 a form letter; 商业信件 business letter; 发出的信件 an outgoing letter; 友好的信件 a friendly letter; 他每天有大量的信件要回复。 he has a large amount of mail to answer every day过期没付的防止诈骗信件的法案: the deceptive mailing prevention act一种多功能信件的数据格式: multipurpose internet mail extensions专管处理姓名住址不明信件的人员: blind officer按信件: by mail公文；信件: missive信件，字母: letter信件磅: letter-scales信件组: newsgroup依信件: by mail邮递，信件: mail证书，信件: letter称金刚石用的秤: diamond scale带计算装置的秤: computing weighing scales带有微分控制的秤: differential scales
